HP StorageWorks XP Remote Web Console Software - Manual (Page 14)

14 XP Data Shredder for the XP128/XP1024/XP10000/XP12000
NOTE: When you change the status of a volume to Blocked, I/O operations cannot be performed on the
volume. By specifying write permissions, you can limit who is allowed to perform shredding operations.
1. In the Command View XP or XP Remote Web Console main pane, change to Modify mode by clicking
the button ( ). A message pane appears asking if you want to change the mode.
2. Click OK. The operation mode changes.
3. In the Volume Management pane, click LDEV Status. The status of volumes is displayed in the Status
column in the LDEV Information table.
NOTE: If hyphens appear in the Status column, click LDEV Status in the Volume Management
pane to display the status of volumes (for example, Normal or Blocked).
4. Select the target volume in the LDEV Information table.
5. Right click the target volume, and select Blockade. Information about the target volume is shown in blue
and italics.
6. Click Apply. A message pane appears asking if you want to apply the settings.
7. Click OK. The status of the volume changes to Blocked.
NOTE: If you select Restore and click Apply, you can change the status of the volume from Blocked
to Normal again. However, you cannot perform this operation on virtual volumes (V-VOLs).
Defining Shredding operation settings
Use the Shredding Param pane to define the settings used for Shredding operations.
NOTE: When you change the status of a volume to Blocked, I/O operations cannot be performed on the
volume. By specifying write permissions, you can limit who is allowed to perform shredding operations.
1. In the Customized Volume pane, click Shredding Param. The Shredding Param pane appears.
2. Select Default or User in the Write Data Type field.
If you selected User, go to
step 3 .
If you selected Default, go to step 7 .
3. Select Define or Random in the Write Data field.
If you selected Define, go to
step 4 .
If you selected Random, go to step 5 .
4. Enter dummy data in the text box.
5. Click Set. A row is added to the Format List.
6. If you selected Define in the Write Data field, repeat step 4 and step 5 until there are three or more
rows in the Format List, including the Last Data row.
If you selected Random in the Write Data field, repeat
step 5 until there are three or more rows in the
Format List, including the Last Data row.
CAUTION: Although you can execute Shredding operations when there are less than three rows in
the Format List, you might not be able to completely delete data from the volume. Therefore, HP
recommends you define three or more rows in the Format List.
7. Click OK. The Shredding Param pane closes.